What is TLS-RPT? A Plain-English Guide
TLS-RPT (SMTP TLS Reporting) sends you reports about TLS delivery failures to your domain, so you can spot encryption and MTA-STS problems before they hurt delivery.
Why it matters for deliverability
Understanding TLS-RPT is part of visibility into encrypted-delivery failures. Get it right and more of your mail reaches the inbox; get it wrong and even legitimate mail can be filtered.
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How Rainmail helps
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